rosinweed

noun

Any of various North American plants in the composite family that exude resinous secretions, especially those of the genus Silphium, such as the compass plant.

Any plant of the genus Silphium; especially, S. laciniatum. See compass-plant, 1, and prairie burdock (under burdock).

The compass plant. See under compass.

A name given in California to various composite plants which secrete resins or have a resinous smell.

The compass plant.